/*! * All material copyright ESRI, All Rights Reserved, unless otherwise specified. * See https://github.com/Esri/calcite-components/blob/master/LICENSE.md for details. * v1.0.0-beta.82 */ 'use strict'; Object.defineProperty(exports, '__esModule', { value: true }); const index = require('./index-5c65e149.js'); const guid = require('./guid-8b6d6cb4.js'); const observers = require('./observers-d9fdf006.js'); const dom = require('./dom-9ac0341c.js'); const math = require('./math-9d6de52c.js'); const label = require('./label-165fc611.js'); const form = require('./form-11926121.js'); const interactive = require('./interactive-e294111f.js'); /** * Calculate slope of the tangents * uses Steffen interpolation as it's monotonic * http://jrwalsh1.github.io/posts/interpolations/ */ function slope(p0, p1, p2) { const dx = p1[0] - p0[0]; const dx1 = p2[0] - p1[0]; const dy = p1[1] - p0[1]; const dy1 = p2[1] - p1[1]; const m = dy / (dx || (dx1 < 0 && 0)); const m1 = dy1 / (dx1 || (dx < 0 && 0)); const p = (m * dx1 + m1 * dx) / (dx + dx1); return (Math.sign(m) + Math.sign(m1)) * Math.min(Math.abs(m), Math.abs(m1), 0.5 * Math.abs(p)) || 0; } /** * Calculate slope for just one tangent (single-sided) */ function slopeSingle(p0, p1, m) { const dx = p1[0] - p0[0]; const dy = p1[1] - p0[1]; return dx ? ((3 * dy) / dx - m) / 2 : m; } /** * Given two points and their tangent slopes, * calculate the bezier handle coordinates and return draw command. * * Translates Hermite Spline to Beziér curve: * stackoverflow.com/questions/42574940/ */ function bezier(p0, p1, m0, m1, t) { const [x0, y0] = p0; const [x1, y1] = p1; const dx = (x1 - x0) / 3; const h1 = t([x0 + dx, y0 + dx * m0]).join(","); const h2 = t([x1 - dx, y1 - dx * m1]).join(","); const p = t([x1, y1]).join(","); return `C ${h1} ${h2} ${p}`; } /** * Generate a function which will translate a point * from the data coordinate space to svg viewbox oriented pixels */ function translate({ width, height, min, max }) { const rangeX = max[0] - min[0]; const rangeY = max[1] - min[1]; return (point) => { const x = ((point[0] - min[0]) / rangeX) * width; const y = height - (point[1] / rangeY) * height; return [x, y]; }; } /** * Get the min and max values from the dataset */ function range(data) { const [startX, startY] = data[0]; const min = [startX, startY]; const max = [startX, startY]; return data.reduce(({ min, max }, [x, y]) => ({ min: [Math.min(min[0], x), Math.min(min[1], y)], max: [Math.max(max[0], x), Math.max(max[1], y)] }), { min, max }); } /** * Generate drawing commands for an area graph * returns a string can can be passed directly to a path element's `d` attribute */ function area({ data, min, max, t }) { if (data.length === 0) { return ""; } // important points for beginning and ending the path const [startX, startY] = t(data[0]); const [minX, minY] = t(min); const [maxX] = t(max); // keep track of previous slope/points let m; let p0; let p1; // iterate over data points, calculating command for each const commands = data.reduce((acc, point, i) => { p0 = data[i - 2]; p1 = data[i - 1]; if (i > 1) { const m1 = slope(p0, p1, point); const m0 = m === undefined ? slopeSingle(p0, p1, m1) : m; const command = bezier(p0, p1, m0, m1, t); m = m1; return `${acc} ${command}`; } return acc; }, `M ${minX},${minY} L ${minX},${startY} L ${startX},${startY}`); // close the path const last = data[data.length - 1]; const end = bezier(p1, last, m, slopeSingle(p1, last, m), t); return `${commands} ${end} L ${maxX},${minY} Z`; } const graphCss = "@-webkit-keyframes in{0%{opacity:0}100%{opacity:1}}@keyframes in{0%{opacity:0}100%{opacity:1}}@-webkit-keyframes in-down{0%{opacity:0;-webkit-transform:translate3D(0, -5px, 0);transform:translate3D(0, -5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@keyframes in-down{0%{opacity:0;-webkit-transform:translate3D(0, -5px, 0);transform:translate3D(0, -5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@-webkit-keyframes in-up{0%{opacity:0;-webkit-transform:translate3D(0, 5px, 0);transform:translate3D(0, 5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@keyframes in-up{0%{opacity:0;-webkit-transform:translate3D(0, 5px, 0);transform:translate3D(0, 5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@-webkit-keyframes in-scale{0%{opacity:0;-webkit-transform:scale3D(0.95, 0.95, 1);transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;-webkit-transform:scale3D(1, 1, 1);transform:scale3D(1, 1, 1)}}@keyframes in-scale{0%{opacity:0;-webkit-transform:scale3D(0.95, 0.95, 1);transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;-webkit-transform:scale3D(1, 1, 1);transform:scale3D(1, 1, 1)}}:root{--calcite-animation-timing:calc(150ms * var(--calcite-internal-duration-factor));--calcite-internal-duration-factor:var(--calcite-duration-factor, 1);--calcite-internal-animation-timing-fast:calc(100ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-medium:calc(200ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-slow:calc(300ms * var(--calcite-internal-duration-factor))}.calcite-animate{opacity:0;-webkit-animation-fill-mode:both;animation-fill-mode:both;-webkit-animation-duration:var(--calcite-animation-timing);animation-duration:var(--calcite-animation-timing)}.calcite-animate__in{-webkit-animation-name:in;animation-name:in}.calcite-animate__in-down{-webkit-animation-name:in-down;animation-name:in-down}.calcite-animate__in-up{-webkit-animation-name:in-up;animation-name:in-up}.calcite-animate__in-scale{-webkit-animation-name:in-scale;animation-name:in-scale}:root{--calcite-popper-transition:var(--calcite-animation-timing)}:host([hidden]){display:none}:host{display:block}.svg{fill:currentColor;stroke:transparent;margin:0px;display:block;height:100%;width:100%;padding:0px}.svg .graph-path--highlight{fill:var(--calcite-ui-brand);opacity:0.5}"; const Graph = class { constructor(hostRef) { index.registerInstance(this, hostRef); //-------------------------------------------------------------------------- // // Properties // //-------------------------------------------------------------------------- /** * Array of tuples describing a single data point ([x, y]) * These data points should be sorted by x-axis value */ this.data = []; //-------------------------------------------------------------------------- // // Private State/Props // //-------------------------------------------------------------------------- this.graphId = `calcite-graph-${guid.guid()}`; this.resizeObserver = observers.createObserver("resize", () => index.forceUpdate(this)); } //-------------------------------------------------------------------------- // // Lifecycle // //-------------------------------------------------------------------------- connectedCallback() { var _a; (_a = this.resizeObserver) === null || _a === void 0 ? void 0 : _a.observe(this.el); } disconnectedCallback() { var _a; (_a = this.resizeObserver) === null || _a === void 0 ? void 0 : _a.disconnect(); } render() { const { data, colorStops, el, highlightMax, highlightMin, min, max } = this; const id = this.graphId; const { clientHeight: height, clientWidth: width } = el; // if we have no data, return empty svg if (!data || data.length === 0) { return (index.h("svg", { class: "svg", height: height, preserveAspectRatio: "none", viewBox: `0 0 ${width} ${height}`, width: width })); } const { min: rangeMin, max: rangeMax } = range(data); let currentMin = rangeMin; let currentMax = rangeMax; if (min < rangeMin[0] || min > rangeMin[0]) { currentMin = [min, 0]; } if (max > rangeMax[0] || max < rangeMax[0]) { currentMax = [max, rangeMax[1]]; } const t = translate({ min: currentMin, max: currentMax, width, height }); const [hMinX] = t([highlightMin, currentMax[1]]); const [hMaxX] = t([highlightMax, currentMax[1]]); const areaPath = area({ data, min: rangeMin, max: rangeMax, t }); const fill = colorStops ? `url(#linear-gradient-${id})` : undefined; return (index.h("svg", { class: "svg", height: height, preserveAspectRatio: "none", viewBox: `0 0 ${width} ${height}`, width: width }, colorStops ? (index.h("defs", null, index.h("linearGradient", { id: `linear-gradient-${id}`, x1: "0", x2: "1", y1: "0", y2: "0" }, colorStops.map(({ offset, color, opacity }) => (index.h("stop", { offset: `${offset * 100}%`, "stop-color": color, "stop-opacity": opacity })))))) : null, highlightMin !== undefined ? ([ index.h("mask", { height: "100%", id: `${id}1`, width: "100%", x: "0%", y: "0%" }, index.h("path", { d: ` M 0,0 L ${hMinX - 1},0 L ${hMinX - 1},${height} L 0,${height} Z `, fill: "white" })), index.h("mask", { height: "100%", id: `${id}2`, width: "100%", x: "0%", y: "0%" }, index.h("path", { d: ` M ${hMinX + 1},0 L ${hMaxX - 1},0 L ${hMaxX - 1},${height} L ${hMinX + 1}, ${height} Z `, fill: "white" })), index.h("mask", { height: "100%", id: `${id}3`, width: "100%", x: "0%", y: "0%" }, index.h("path", { d: ` M ${hMaxX + 1},0 L ${width},0 L ${width},${height} L ${hMaxX + 1}, ${height} Z `, fill: "white" })), index.h("path", { class: "graph-path", d: areaPath, fill: fill, mask: `url(#${id}1)` }), index.h("path", { class: "graph-path--highlight", d: areaPath, fill: fill, mask: `url(#${id}2)` }), index.h("path", { class: "graph-path", d: areaPath, fill: fill, mask: `url(#${id}3)` }) ]) : (index.h("path", { class: "graph-path", d: areaPath, fill: fill })))); } get el() { return index.getElement(this); } }; Graph.style = graphCss; const sliderCss = "@charset \"UTF-8\";@-webkit-keyframes in{0%{opacity:0}100%{opacity:1}}@keyframes in{0%{opacity:0}100%{opacity:1}}@-webkit-keyframes in-down{0%{opacity:0;-webkit-transform:translate3D(0, -5px, 0);transform:translate3D(0, -5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@keyframes in-down{0%{opacity:0;-webkit-transform:translate3D(0, -5px, 0);transform:translate3D(0, -5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@-webkit-keyframes in-up{0%{opacity:0;-webkit-transform:translate3D(0, 5px, 0);transform:translate3D(0, 5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@keyframes in-up{0%{opacity:0;-webkit-transform:translate3D(0, 5px, 0);transform:translate3D(0, 5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@-webkit-keyframes in-scale{0%{opacity:0;-webkit-transform:scale3D(0.95, 0.95, 1);transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;-webkit-transform:scale3D(1, 1, 1);transform:scale3D(1, 1, 1)}}@keyframes in-scale{0%{opacity:0;-webkit-transform:scale3D(0.95, 0.95, 1);transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;-webkit-transform:scale3D(1, 1, 1);transform:scale3D(1, 1, 1)}}:root{--calcite-animation-timing:calc(150ms * var(--calcite-internal-duration-factor));--calcite-internal-duration-factor:var(--calcite-duration-factor, 1);--calcite-internal-animation-timing-fast:calc(100ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-medium:calc(200ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-slow:calc(300ms * var(--calcite-internal-duration-factor))}.calcite-animate{opacity:0;-webkit-animation-fill-mode:both;animation-fill-mode:both;-webkit-animation-duration:var(--calcite-animation-timing);animation-duration:var(--calcite-animation-timing)}.calcite-animate__in{-webkit-animation-name:in;animation-name:in}.calcite-animate__in-down{-webkit-animation-name:in-down;animation-name:in-down}.calcite-animate__in-up{-webkit-animation-name:in-up;animation-name:in-up}.calcite-animate__in-scale{-webkit-animation-name:in-scale;animation-name:in-scale}:root{--calcite-popper-transition:var(--calcite-animation-timing)}:host([hidden]){display:none}.scale--s{--calcite-slider-handle-size:10px;--calcite-slider-handle-extension-height:6.5px;--calcite-slider-container-font-size:var(--calcite-font-size--3)}.scale--s .handle__label,.scale--s .tick__label{line-height:.75rem}.scale--m{--calcite-slider-handle-size:14px;--calcite-slider-handle-extension-height:8px;--calcite-slider-container-font-size:var(--calcite-font-size--2)}.scale--m .handle__label,.scale--m .tick__label{line-height:1rem}.scale--l{--calcite-slider-handle-size:16px;--calcite-slider-handle-extension-height:10.5px;--calcite-slider-container-font-size:var(--calcite-font-size--1)}.scale--l .handle__label,.scale--l .tick__label{line-height:1rem}.handle__label,.tick__label{font-weight:var(--calcite-font-weight-medium);color:var(--calcite-ui-text-2);font-size:var(--calcite-slider-container-font-size)}:host{display:block}.container{position:relative;display:block;overflow-wrap:normal;word-break:normal;padding:calc(var(--calcite-slider-handle-size) * 0.5);margin:calc(var(--calcite-slider-handle-size) * 0.5) 0;--calcite-slider-full-handle-height:calc(\n var(--calcite-slider-handle-size) + var(--calcite-slider-handle-extension-height)\n )}:host([disabled]){pointer-events:none;cursor:default;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;opacity:var(--calcite-ui-opacity-disabled)}:host([disabled]) .track__range,:host([disabled]) .tick--active{background-color:var(--calcite-ui-text-3)}:host([disabled]) ::slotted([calcite-hydrated][disabled]),:host([disabled]) [calcite-hydrated][disabled]{opacity:1}.scale--s .thumb:not(.thumb--precise){--calcite-slider-thumb-y-offset:-6px}.scale--m .thumb:not(.thumb--precise){--calcite-slider-thumb-y-offset:-8px}.scale--l .thumb:not(.thumb--precise){--calcite-slider-thumb-y-offset:-9px}:host([precise]:not([has-histogram])) .container .thumb--value{--calcite-slider-thumb-y-offset:calc(var(--calcite-slider-full-handle-height) * -1)}.thumb-container{position:relative;max-width:100%}.thumb{--calcite-slider-thumb-x-offset:calc(var(--calcite-slider-handle-size) * 0.5);position:absolute;margin:0px;display:-ms-flexbox;display:flex;cursor:pointer;-ms-flex-direction:column;flex-direction:column;-ms-flex-align:center;align-items:center;border-style:none;background-color:transparent;padding:0px;font-family:inherit;outline:2px solid transparent;outline-offset:2px;-webkit-transform:translate(var(--calcite-slider-thumb-x-offset), var(--calcite-slider-thumb-y-offset));transform:translate(var(--calcite-slider-thumb-x-offset), var(--calcite-slider-thumb-y-offset))}.thumb .handle__label.static,.thumb .handle__label.transformed{position:absolute;top:0px;bottom:0px;opacity:0}.thumb .handle__label.hyphen::after{content:\"—\";display:inline-block;width:1em}.thumb .handle__label.hyphen--wrap{display:-ms-flexbox;display:flex}.thumb .handle{-webkit-box-sizing:border-box;box-sizing:border-box;border-radius:9999px;background-color:var(--calcite-ui-foreground-1);outline-offset:0;outline-color:transparent;-webkit-transition:outline-offset 100ms ease-in-out, outline-color 100ms ease-in-out;transition:outline-offset 100ms ease-in-out, outline-color 100ms ease-in-out;height:var(--calcite-slider-handle-size);width:var(--calcite-slider-handle-size);-webkit-box-shadow:0 0 0 2px var(--calcite-ui-text-3) inset;box-shadow:0 0 0 2px var(--calcite-ui-text-3) inset;-webkit-transition:border var(--calcite-internal-animation-timing-medium) ease, background-color var(--calcite-internal-animation-timing-medium) ease, -webkit-box-shadow var(--calcite-animation-timing) ease;transition:border var(--calcite-internal-animation-timing-medium) ease, background-color var(--calcite-internal-animation-timing-medium) ease, -webkit-box-shadow var(--calcite-animation-timing) ease;transition:border var(--calcite-internal-animation-timing-medium) ease, background-color var(--calcite-internal-animation-timing-medium) ease, box-shadow var(--calcite-animation-timing) ease;transition:border var(--calcite-internal-animation-timing-medium) ease, background-color var(--calcite-internal-animation-timing-medium) ease, box-shadow var(--calcite-animation-timing) ease, -webkit-box-shadow var(--calcite-animation-timing) ease}.thumb .handle-extension{width:0.125rem;height:var(--calcite-slider-handle-extension-height);background-color:var(--calcite-ui-text-3)}.thumb:hover .handle{-webkit-box-shadow:0 0 0 3px var(--calcite-ui-brand) inset;box-shadow:0 0 0 3px var(--calcite-ui-brand) inset}.thumb:hover .handle-extension{background-color:var(--calcite-ui-brand)}.thumb:focus .handle{outline:2px solid var(--calcite-ui-brand);outline-offset:2px}.thumb:focus .handle-extension{background-color:var(--calcite-ui-brand)}.thumb.thumb--minValue{-webkit-transform:translate(calc(var(--calcite-slider-thumb-x-offset) * -1), var(--calcite-slider-thumb-y-offset));transform:translate(calc(var(--calcite-slider-thumb-x-offset) * -1), var(--calcite-slider-thumb-y-offset))}.thumb.thumb--precise{--calcite-slider-thumb-y-offset:-2px}:host([label-handles]) .thumb{--calcite-slider-thumb-x-offset:50%}:host([label-handles]):host(:not([has-histogram])) .scale--s .thumb:not(.thumb--precise){--calcite-slider-thumb-y-offset:-23px}:host([label-handles]):host(:not([has-histogram])) .scale--m .thumb:not(.thumb--precise){--calcite-slider-thumb-y-offset:-30px}:host([label-handles]):host(:not([has-histogram])) .scale--l .thumb:not(.thumb--precise){--calcite-slider-thumb-y-offset:-32px}:host([has-histogram][label-handles]) .handle__label,:host([label-handles]:not([has-histogram])) .thumb--minValue.thumb--precise .handle__label{margin-top:0.5em}:host(:not([has-histogram]):not([precise])) .handle__label,:host([label-handles]:not([has-histogram])) .thumb--value .handle__label{margin-bottom:0.5em}:host([label-handles][precise]):host(:not([has-histogram])) .scale--s .thumb--value{--calcite-slider-thumb-y-offset:-33px}:host([label-handles][precise]):host(:not([has-histogram])) .scale--m .thumb--value{--calcite-slider-thumb-y-offset:-44px}:host([label-handles][precise]):host(:not([has-histogram])) .scale--l .thumb--value{--calcite-slider-thumb-y-offset:-49px}.thumb:focus .handle,.thumb--active .handle{background-color:var(--calcite-ui-brand);-webkit-box-shadow:0 0 8px 0 rgba(0, 0, 0, 0.16);box-shadow:0 0 8px 0 rgba(0, 0, 0, 0.16)}.thumb:hover.thumb--precise:after,.thumb:focus.thumb--precise:after,.thumb--active.thumb--precise:after{background-color:var(--calcite-ui-brand)}.track{position:relative;height:0.125rem;border-radius:0px;background-color:var(--calcite-ui-border-2);-webkit-transition:all var(--calcite-internal-animation-timing-medium) ease-in;transition:all var(--calcite-internal-animation-timing-medium) ease-in}.track__range{position:absolute;top:0px;height:0.125rem;background-color:var(--calcite-ui-brand)}.container--range .track__range:hover{cursor:ew-resize}.container--range .track__range:after{position:absolute;width:100%;content:\"\";top:calc(var(--calcite-slider-full-handle-height) * 0.5 * -1);height:calc(var(--calcite-slider-handle-size) + var(--calcite-slider-handle-extension-height))}@media (forced-colors: active){.thumb{outline-width:0;outline-offset:0}.handle{outline:2px solid transparent;outline-offset:2px}.thumb:focus .handle,.thumb .handle-extension,.thumb:hover .handle-extension,.thumb:focus .handle-extension,.thumb:active .handle-extension{background-color:canvasText}.track{background-color:canvasText}.track__range{background-color:highlight}}.tick{position:absolute;height:0.25rem;width:0.125rem;border-width:1px;border-style:solid;background-color:var(--calcite-ui-border-input);border-color:var(--calcite-ui-foreground-1);top:-2px;pointer-events:none;-webkit-margin-start:calc(-1 * 0.125rem);margin-inline-start:calc(-1 * 0.125rem)}.tick--active{background-color:var(--calcite-ui-brand)}.tick__label{pointer-events:none;margin-top:0.875rem;display:-ms-flexbox;display:flex;-ms-flex-pack:center;justify-content:center}.tick__label--min{-webkit-transition:opacity var(--calcite-animation-timing);transition:opacity var(--calcite-animation-timing)}.tick__label--max{-webkit-transition:opacity var(--calcite-internal-animation-timing-fast);transition:opacity var(--calcite-internal-animation-timing-fast)}:host([has-histogram][label-handles]) .tick__label--min,:host([has-histogram][label-handles]) .tick__label--max,:host([has-histogram][precise]) .tick__label--min,:host([has-histogram][precise]) .tick__label--max{font-weight:var(--calcite-font-weight-normal);color:var(--calcite-ui-text-3)}.graph{color:var(--calcite-ui-foreground-3);height:48px}:host([label-ticks][ticks]) .container{padding-bottom:calc(0.875rem + var(--calcite-slider-container-font-size))}:host([has-histogram]):host([precise][label-handles]) .container{padding-bottom:calc(var(--calcite-slider-full-handle-height) + 1em)}:host([has-histogram]):host([label-handles]:not([precise])) .container{padding-bottom:calc(var(--calcite-slider-handle-size) * 0.5 + 1em)}:host([has-histogram]):host([precise]:not([label-handles])) .container{padding-bottom:var(--calcite-slider-full-handle-height)}:host(:not([has-histogram])):host([precise]:not([label-handles])) .container{padding-top:var(--calcite-slider-full-handle-height)}:host(:not([has-histogram])):host([precise]:not([label-handles])) .container--range{padding-bottom:var(--calcite-slider-full-handle-height)}:host(:not([has-histogram])):host([label-handles]:not([precise])) .container{padding-top:calc(var(--calcite-slider-full-handle-height) + 4px)}:host(:not([has-histogram])):host([label-handles][precise]) .container{padding-top:calc(var(--calcite-slider-full-handle-height) + var(--calcite-slider-container-font-size) + 4px)}:host(:not([has-histogram])):host([label-handles][precise]) .container--range{padding-bottom:calc(var(--calcite-slider-full-handle-height) + var(--calcite-slider-container-font-size) + 4px)}::slotted(input[slot=hidden-form-input]){bottom:0 !important;left:0 !important;margin:0 !important;opacity:0 !important;outline:none !important;padding:0 !important;position:absolute !important;right:0 !important;top:0 !important;-webkit-transform:none !important;transform:none !important;-webkit-appearance:none !important;z-index:-1 !important}"; function isRange(value) { return Array.isArray(value); } const Slider = class { constructor(hostRef) { index.registerInstance(this, hostRef); this.calciteSliderInput = index.createEvent(this, "calciteSliderInput", 7); this.calciteSliderChange = index.createEvent(this, "calciteSliderChange", 7); this.calciteSliderUpdate = index.createEvent(this, "calciteSliderUpdate", 7); //-------------------------------------------------------------------------- // // Properties // //-------------------------------------------------------------------------- /** Disable and gray out the slider */ this.disabled = false; /** Indicates if a histogram is present */ this.hasHistogram = false; /** Label handles with their numeric value */ this.labelHandles = false; /** Label tick marks with their numeric value. */ this.labelTicks = false; /** Maximum selectable value */ this.max = 100; /** Minimum selectable value */ this.min = 0; /** * When true, the slider will display values from high to low. * * Note that this value will be ignored if the slider has an associated histogram. */ this.mirrored = false; /** Use finer point for handles */ this.precise = false; /** * When true, makes the component required for form-submission. */ this.required = false; /** When true, enables snap selection along the step interval */ this.snap = false; /** Interval to move on up/down keys */ this.step = 1; /** Currently selected number (if single select) */ this.value = 0; /** * Specify the scale of the slider, defaults to m */ this.scale = "m"; this.guid = `calcite-slider-${guid.guid()}`; this.activeProp = "value"; this.minMaxValueRange = null; this.minValueDragRange = null; this.maxValueDragRange = null; this.tickValues = []; this.dragUpdate = (event) => { event.preventDefault(); if (this.dragProp) { const value = this.translate(event.clientX || event.pageX); if (isRange(this.value) && this.dragProp === "minMaxValue") { if (this.minValueDragRange && this.maxValueDragRange && this.minMaxValueRange) { const newMinValue = value - this.minValueDragRange; const newMaxValue = value + this.maxValueDragRange; if (newMaxValue <= this.max && newMinValue >= this.min && newMaxValue - newMinValue === this.minMaxValueRange) { this.minValue = this.clamp(newMinValue, "minValue"); this.maxValue = this.clamp(newMaxValue, "maxValue"); } } else { this.minValueDragRange = value - this.minValue; this.maxValueDragRange = this.maxValue - value; this.minMaxValueRange = this.maxValue - this.minValue; } } else { this.setValue(this.dragProp, this.clamp(value, this.dragProp)); } } }; this.dragEnd = (event) => { this.removeDragListeners(); this.focusActiveHandle(event.clientX); if (this.lastDragPropValue != this[this.dragProp]) { this.emitChange(); } this.dragProp = null; this.lastDragPropValue = null; this.minValueDragRange = null; this.maxValueDragRange = null; this.minMaxValueRange = null; }; /** * Set the reference of the track Element * @internal * @param node */ this.storeTrackRef = (node) => { this.trackEl = node; }; } histogramWatcher(newHistogram) { this.hasHistogram = !!newHistogram; } valueHandler() { this.setMinMaxFromValue(); } minMaxValueHandler() { this.setValueFromMinMax(); } //-------------------------------------------------------------------------- // // Lifecycle // //-------------------------------------------------------------------------- connectedCallback() { this.setMinMaxFromValue(); this.setValueFromMinMax(); label.connectLabel(this); form.connectForm(this); } disconnectedCallback() { label.disconnectLabel(this); form.disconnectForm(this); this.removeDragListeners(); } componentWillLoad() { this.tickValues = this.generateTickValues(); if (!isRange(this.value)) { this.value = this.clamp(this.value); } form.afterConnectDefaultValueSet(this, this.value); if (this.snap && !isRange(this.value)) { this.value = this.getClosestStep(this.value); } if (this.histogram) { this.hasHistogram = true; } } componentDidRender() { if (this.labelHandles) { this.adjustHostObscuredHandleLabel("value"); if (isRange(this.value)) { this.adjustHostObscuredHandleLabel("minValue"); if (!(this.precise && !this.hasHistogram)) { this.hyphenateCollidingRangeHandleLabels(); } } } this.hideObscuredBoundingTickLabels(); interactive.updateHostInteraction(this); } render() { const id = this.el.id || this.guid; const maxProp = isRange(this.value) ? "maxValue" : "value"; const value = isRange(this.value) ? this.maxValue : this.value; const min = this.minValue || this.min; const useMinValue = this.shouldUseMinValue(); const minInterval = this.getUnitInterval(useMinValue ? this.minValue : min) * 100; const maxInterval = this.getUnitInterval(value) * 100; const mirror = this.shouldMirror(); const leftThumbOffset = `${mirror ? 100 - minInterval : minInterval}%`; const rightThumbOffset = `${mirror ? maxInterval : 100 - maxInterval}%`; const valueIsRange = isRange(this.value); const handle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": valueIsRange ? this.maxLabel : this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": value, class: { thumb: true, "thumb--value": true, "thumb--active": this.lastDragProp !== "minMaxValue" && this.dragProp === maxProp }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = maxProp), onPointerDown: () => this.dragStart(maxProp), ref: (el) => (this.maxHandle = el), role: "slider", style: { right: rightThumbOffset }, tabIndex: 0 }, index.h("div", { class: "handle" }))); const labeledHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": valueIsRange ? this.maxLabel : this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": value, class: { thumb: true, "thumb--value": true, "thumb--active": this.lastDragProp !== "minMaxValue" && this.dragProp === maxProp }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = maxProp), onPointerDown: () => this.dragStart(maxProp), ref: (el) => (this.maxHandle = el), role: "slider", style: { right: rightThumbOffset }, tabIndex: 0 }, index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value" }, value ? value.toLocaleString() : value), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value static" }, value ? value.toLocaleString() : value), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value transformed" }, value ? value.toLocaleString() : value), index.h("div", { class: "handle" }))); const histogramLabeledHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": valueIsRange ? this.maxLabel : this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": value, class: { thumb: true, "thumb--value": true, "thumb--active": this.lastDragProp !== "minMaxValue" && this.dragProp === maxProp }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = maxProp), onPointerDown: () => this.dragStart(maxProp), ref: (el) => (this.maxHandle = el), role: "slider", style: { right: rightThumbOffset }, tabIndex: 0 }, index.h("div", { class: "handle" }), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value" }, value ? value.toLocaleString() : value), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value static" }, value ? value.toLocaleString() : value), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value transformed" }, value ? value.toLocaleString() : value))); const preciseHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": valueIsRange ? this.maxLabel : this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": value, class: { thumb: true, "thumb--value": true, "thumb--active": this.lastDragProp !== "minMaxValue" && this.dragProp === maxProp, "thumb--precise": true }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = maxProp), onPointerDown: () => this.dragStart(maxProp), ref: (el) => (this.maxHandle = el), role: "slider", style: { right: rightThumbOffset }, tabIndex: 0 }, index.h("div", { class: "handle" }), index.h("div", { class: "handle-extension" }))); const histogramPreciseHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": valueIsRange ? this.maxLabel : this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": value, class: { thumb: true, "thumb--value": true, "thumb--active": this.lastDragProp !== "minMaxValue" && this.dragProp === maxProp, "thumb--precise": true }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = maxProp), onPointerDown: () => this.dragStart(maxProp), ref: (el) => (this.maxHandle = el), role: "slider", style: { right: rightThumbOffset }, tabIndex: 0 }, index.h("div", { class: "handle-extension" }), index.h("div", { class: "handle" }))); const labeledPreciseHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": valueIsRange ? this.maxLabel : this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": value, class: { thumb: true, "thumb--value": true, "thumb--active": this.lastDragProp !== "minMaxValue" && this.dragProp === maxProp, "thumb--precise": true }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = maxProp), onPointerDown: () => this.dragStart(maxProp), ref: (el) => (this.maxHandle = el), role: "slider", style: { right: rightThumbOffset }, tabIndex: 0 }, index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value" }, value ? value.toLocaleString() : value), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value static" }, value ? value.toLocaleString() : value), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value transformed" }, value ? value.toLocaleString() : value), index.h("div", { class: "handle" }), index.h("div", { class: "handle-extension" }))); const histogramLabeledPreciseHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": valueIsRange ? this.maxLabel : this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": value, class: { thumb: true, "thumb--value": true, "thumb--active": this.lastDragProp !== "minMaxValue" && this.dragProp === maxProp, "thumb--precise": true }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = maxProp), onPointerDown: () => this.dragStart(maxProp), ref: (el) => (this.maxHandle = el), role: "slider", style: { right: rightThumbOffset }, tabIndex: 0 }, index.h("div", { class: "handle-extension" }), index.h("div", { class: "handle" }), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value" }, value ? value.toLocaleString() : value), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value static" }, value ? value.toLocaleString() : value), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--value transformed" }, value ? value.toLocaleString() : value))); const minHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": this.minValue, class: { thumb: true, "thumb--minValue": true, "thumb--active": this.dragProp === "minValue" }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = "minValue"), onPointerDown: () => this.dragStart("minValue"), ref: (el) => (this.minHandle = el), role: "slider", style: { left: leftThumbOffset }, tabIndex: 0 }, index.h("div", { class: "handle" }))); const minLabeledHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": this.minValue, class: { thumb: true, "thumb--minValue": true, "thumb--active": this.dragProp === "minValue" }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = "minValue"), onPointerDown: () => this.dragStart("minValue"), ref: (el) => (this.minHandle = el), role: "slider", style: { left: leftThumbOffset }, tabIndex: 0 }, index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--minValue" }, this.minValue && this.minValue.toLocaleString()), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--minValue static" }, this.minValue && this.minValue.toLocaleString()), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--minValue transformed" }, this.minValue && this.minValue.toLocaleString()), index.h("div", { class: "handle" }))); const minHistogramLabeledHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": this.minValue, class: { thumb: true, "thumb--minValue": true, "thumb--active": this.dragProp === "minValue" }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = "minValue"), onPointerDown: () => this.dragStart("minValue"), ref: (el) => (this.minHandle = el), role: "slider", style: { left: leftThumbOffset }, tabIndex: 0 }, index.h("div", { class: "handle" }), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--minValue" }, this.minValue && this.minValue.toLocaleString()), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--minValue static" }, this.minValue && this.minValue.toLocaleString()), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--minValue transformed" }, this.minValue && this.minValue.toLocaleString()))); const minPreciseHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": this.minValue, class: { thumb: true, "thumb--minValue": true, "thumb--active": this.dragProp === "minValue", "thumb--precise": true }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = "minValue"), onPointerDown: () => this.dragStart("minValue"), ref: (el) => (this.minHandle = el), role: "slider", style: { left: leftThumbOffset }, tabIndex: 0 }, index.h("div", { class: "handle-extension" }), index.h("div", { class: "handle" }))); const minLabeledPreciseHandle = (index.h("div", { "aria-disabled": this.disabled, "aria-label": this.minLabel, "aria-orientation": "horizontal", "aria-valuemax": this.max, "aria-valuemin": this.min, "aria-valuenow": this.minValue, class: { thumb: true, "thumb--minValue": true, "thumb--active": this.dragProp === "minValue", "thumb--precise": true }, onBlur: () => (this.activeProp = null), onFocus: () => (this.activeProp = "minValue"), onPointerDown: () => this.dragStart("minValue"), ref: (el) => (this.minHandle = el), role: "slider", style: { left: leftThumbOffset }, tabIndex: 0 }, index.h("div", { class: "handle-extension" }), index.h("div", { class: "handle" }), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--minValue" }, this.minValue && this.minValue.toLocaleString()), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--minValue static" }, this.minValue && this.minValue.toLocaleString()), index.h("span", { "aria-hidden": "true", class: "handle__label handle__label--minValue transformed" }, this.minValue && this.minValue.toLocaleString()))); return (index.h(index.Host, { id: id, onTouchStart: this.handleTouchStart }, index.h("div", { class: { ["container"]: true, ["container--range"]: valueIsRange, [`scale--${this.scale}`]: true } }, this.renderGraph(), index.h("div", { class: "track", ref: this.storeTrackRef }, index.h("div", { class: "track__range", onPointerDown: () => this.dragStart("minMaxValue"), style: { left: `${mirror ? 100 - maxInterval : minInterval}%`, right: `${mirror ? minInterval : 100 - maxInterval}%` } }), index.h("div", { class: "ticks" }, this.tickValues.map((tick) => { const tickOffset = `${this.getUnitInterval(tick) * 100}%`; let activeTicks = tick >= min && tick <= value; if (useMinValue) { activeTicks = tick >= this.minValue && tick <= this.maxValue; } return (index.h("span", { class: { tick: true, "tick--active": activeTicks }, style: { left: mirror ? "" : tickOffset, right: mirror ? tickOffset : "" } }, this.renderTickLabel(tick))); }))), index.h("div", { class: "thumb-container" }, !this.precise && !this.labelHandles && valueIsRange && minHandle, !this.hasHistogram && !this.precise && this.labelHandles && valueIsRange && minLabeledHandle, this.precise && !this.labelHandles && valueIsRange && minPreciseHandle, this.precise && this.labelHandles && valueIsRange && minLabeledPreciseHandle, this.hasHistogram && !this.precise && this.labelHandles && valueIsRange && minHistogramLabeledHandle, !this.precise && !this.labelHandles && handle, !this.hasHistogram && !this.precise && this.labelHandles && labeledHandle, !this.hasHistogram && this.precise && !this.labelHandles && preciseHandle, this.hasHistogram && this.precise && !this.labelHandles && histogramPreciseHandle, !this.hasHistogram && this.precise && this.labelHandles && labeledPreciseHandle, this.hasHistogram && !this.precise && this.labelHandles && histogramLabeledHandle, this.hasHistogram && this.precise && this.labelHandles && histogramLabeledPreciseHandle, index.h(form.HiddenFormInputSlot, { component: this }))))); } renderGraph() { return this.histogram ? (index.h("calcite-graph", { class: "graph", colorStops: this.histogramStops, data: this.histogram, highlightMax: isRange(this.value) ? this.maxValue : this.value, highlightMin: isRange(this.value) ? this.minValue : this.min, max: this.max, min: this.min })) : null; } renderTickLabel(tick) { const valueIsRange = isRange(this.value); const isMinTickLabel = tick === this.min; const isMaxTickLabel = tick === this.max; const tickLabel = (index.h("span", { class: { tick__label: true, "tick__label--min": isMinTickLabel, "tick__label--max": isMaxTickLabel } }, tick.toLocaleString())); if (this.labelTicks && !this.hasHistogram && !valueIsRange) { return tickLabel; } if (this.labelTicks && !this.hasHistogram && valueIsRange && !this.precise && !this.labelHandles) { return tickLabel; } if (this.labelTicks && !this.hasHistogram && valueIsRange && !this.precise && this.labelHandles) { return tickLabel; } if (this.labelTicks && !this.hasHistogram && valueIsRange && this.precise && (isMinTickLabel || isMaxTickLabel)) { return tickLabel; } if (this.labelTicks && this.hasHistogram && !this.precise && !this.labelHandles) { return tickLabel; } if (this.labelTicks && this.hasHistogram && this.precise && !this.labelHandles && (isMinTickLabel || isMaxTickLabel)) { return tickLabel; } if (this.labelTicks && this.hasHistogram && !this.precise && this.labelHandles && (isMinTickLabel || isMaxTickLabel)) { return tickLabel; } if (this.labelTicks && this.hasHistogram && this.precise && this.labelHandles && (isMinTickLabel || isMaxTickLabel)) { return tickLabel; } return null; } //-------------------------------------------------------------------------- // // Event Listeners // //-------------------------------------------------------------------------- keyDownHandler(event) { const mirror = this.shouldMirror(); const { activeProp, max, min, pageStep, step } = this; const value = this[activeProp]; const key = event.key; if (key === "Enter" || key === " ") { event.preventDefault(); return; } let adjustment; if (key === "ArrowUp" || key === "ArrowRight") { const directionFactor = mirror && key === "ArrowRight" ? -1 : 1; adjustment = value + step * directionFactor; } else if (key === "ArrowDown" || key === "ArrowLeft") { const directionFactor = mirror && key === "ArrowLeft" ? -1 : 1; adjustment = value - step * directionFactor; } else if (key === "PageUp") { if (pageStep) { adjustment = value + pageStep; } } else if (key === "PageDown") { if (pageStep) { adjustment = value - pageStep; } } else if (key === "Home") { adjustment = min; } else if (key === "End") { adjustment = max; } if (isNaN(adjustment)) { return; } event.preventDefault(); const fixedDecimalAdjustment = Number(adjustment.toFixed(math.decimalPlaces(step))); this.setValue(activeProp, this.clamp(fixedDecimalAdjustment, activeProp)); } clickHandler(event) { this.focusActiveHandle(event.clientX); } pointerDownHandler(event) { const x = event.clientX || event.pageX; const position = this.translate(x); let prop = "value"; if (isRange(this.value)) { const inRange = position >= this.minValue && position <= this.maxValue; if (inRange && this.lastDragProp === "minMaxValue") { prop = "minMaxValue"; } else { const closerToMax = Math.abs(this.maxValue - position) < Math.abs(this.minValue - position); prop = closerToMax || position > this.maxValue ? "maxValue" : "minValue"; } } this.lastDragPropValue = this[prop]; this.dragStart(prop); const isThumbActive = this.el.shadowRoot.querySelector(".thumb:active"); if (!isThumbActive) { this.setValue(prop, this.clamp(position, prop)); } } handleTouchStart(event) { // needed to prevent extra click at the end of a handle drag event.preventDefault(); } //-------------------------------------------------------------------------- // // Public Methods // //-------------------------------------------------------------------------- /** Sets focus on the component. */ async setFocus() { const handle = this.minHandle ? this.minHandle : this.maxHandle; handle.focus(); } //-------------------------------------------------------------------------- // // Private Methods // //-------------------------------------------------------------------------- setValueFromMinMax() { const { minValue, maxValue } = this; if (typeof minValue === "number" && typeof maxValue === "number") { this.value = [minValue, maxValue]; } } setMinMaxFromValue() { const { value } = this; if (isRange(value)) { this.minValue = value[0]; this.maxValue = value[1]; } } onLabelClick() { this.setFocus(); } shouldMirror() { return this.mirrored && !this.hasHistogram; } shouldUseMinValue() { if (!isRange(this.value)) { return false; } return ((this.hasHistogram && this.maxValue === 0) || (!this.hasHistogram && this.minValue === 0)); } generateTickValues() { const ticks = []; let current = this.min; while (this.ticks && current < this.max + this.ticks) { ticks.push(Math.min(current, this.max)); current = current + this.ticks; } return ticks; } dragStart(prop) { this.dragProp = prop; this.lastDragProp = this.dragProp; this.activeProp = prop; document.addEventListener("pointermove", this.dragUpdate); document.addEventListener("pointerup", this.dragEnd); document.addEventListener("pointercancel", this.dragEnd); } focusActiveHandle(valueX) { switch (this.dragProp) { case "minValue": this.minHandle.focus(); break; case "maxValue": this.maxHandle.focus(); break; case "minMaxValue": this.getClosestHandle(valueX).focus(); break; } } emitInput() { this.calciteSliderInput.emit(); this.calciteSliderUpdate.emit(); } emitChange() { this.calciteSliderChange.emit(); } removeDragListeners() { document.removeEventListener("pointermove", this.dragUpdate); document.removeEventListener("pointerup", this.dragEnd); document.removeEventListener("pointercancel", this.dragEnd); } /** * Set the prop value if changed at the component level * @param valueProp * @param value */ setValue(valueProp, value) { const oldValue = this[valueProp]; const valueChanged = oldValue !== value; if (!valueChanged) { return; } this[valueProp] = value; const dragging = this.dragProp; if (!dragging) { this.emitChange(); } this.emitInput(); } /** * If number is outside range, constrain to min or max * @internal */ clamp(value, prop) { value = math.clamp(value, this.min, this.max); // ensure that maxValue and minValue don't swap positions if (prop === "maxValue") { value = Math.max(value, this.minValue); } if (prop === "minValue") { value = Math.min(value, this.maxValue); } return value; } /** * Translate a pixel position to value along the range * @internal */ translate(x) { const range = this.max - this.min; const { left, width } = this.trackEl.getBoundingClientRect(); const percent = (x - left) / width; const mirror = this.shouldMirror(); const clampedValue = this.clamp(this.min + range * (mirror ? 1 - percent : percent)); let value = Number(clampedValue.toFixed(math.decimalPlaces(this.step))); if (this.snap && this.step) { value = this.getClosestStep(value); } return value; } /** * Get closest allowed value along stepped values * @internal */ getClosestStep(num) { num = Number(this.clamp(num).toFixed(math.decimalPlaces(this.step))); if (this.step) { const step = Math.round(num / this.step) * this.step; num = Number(this.clamp(step).toFixed(math.decimalPlaces(this.step))); } return num; } getClosestHandle(valueX) { return this.getDistanceX(this.maxHandle, valueX) > this.getDistanceX(this.minHandle, valueX) ? this.minHandle : this.maxHandle; } getDistanceX(el, valueX) { return Math.abs(el.getBoundingClientRect().left - valueX); } getFontSizeForElement(element) { return Number(window.getComputedStyle(element).getPropertyValue("font-size").match(/\d+/)[0]); } /** * Get position of value along range as fractional value * @return {number} number in the unit interval [0,1] * @internal */ getUnitInterval(num) { num = this.clamp(num); const range = this.max - this.min; return (num - this.min) / range; } adjustHostObscuredHandleLabel(name) { const label = this.el.shadowRoot.querySelector(`.handle__label--${name}`); const labelStatic = this.el.shadowRoot.querySelector(`.handle__label--${name}.static`); const labelTransformed = this.el.shadowRoot.querySelector(`.handle__label--${name}.transformed`); const labelStaticBounds = labelStatic.getBoundingClientRect(); const labelStaticOffset = this.getHostOffset(labelStaticBounds.left, labelStaticBounds.right); label.style.transform = `translateX(${labelStaticOffset}px)`; labelTransformed.style.transform = `translateX(${labelStaticOffset}px)`; } hyphenateCollidingRangeHandleLabels() { const { shadowRoot } = this.el; const mirror = this.shouldMirror(); const leftModifier = mirror ? "value" : "minValue"; const rightModifier = mirror ? "minValue" : "value"; const leftValueLabel = shadowRoot.querySelector(`.handle__label--${leftModifier}`); const leftValueLabelStatic = shadowRoot.querySelector(`.handle__label--${leftModifier}.static`); const leftValueLabelTransformed = shadowRoot.querySelector(`.handle__label--${leftModifier}.transformed`); const leftValueLabelStaticHostOffset = this.getHostOffset(leftValueLabelStatic.getBoundingClientRect().left, leftValueLabelStatic.getBoundingClientRect().right); const rightValueLabel = shadowRoot.querySelector(`.handle__label--${rightModifier}`); const rightValueLabelStatic = shadowRoot.querySelector(`.handle__label--${rightModifier}.static`); const rightValueLabelTransformed = shadowRoot.querySelector(`.handle__label--${rightModifier}.transformed`); const rightValueLabelStaticHostOffset = this.getHostOffset(rightValueLabelStatic.getBoundingClientRect().left, rightValueLabelStatic.getBoundingClientRect().right); const labelFontSize = this.getFontSizeForElement(leftValueLabel); const labelTransformedOverlap = this.getRangeLabelOverlap(leftValueLabelTransformed, rightValueLabelTransformed); const hyphenLabel = leftValueLabel; const labelOffset = labelFontSize / 2; if (labelTransformedOverlap > 0) { hyphenLabel.classList.add("hyphen", "hyphen--wrap"); if (rightValueLabelStaticHostOffset === 0 && leftValueLabelStaticHostOffset === 0) { // Neither handle overlaps the host boundary let leftValueLabelTranslate = labelTransformedOverlap / 2 - labelOffset; leftValueLabelTranslate = Math.sign(leftValueLabelTranslate) === -1 ? Math.abs(leftValueLabelTranslate) : -leftValueLabelTranslate; const leftValueLabelTransformedHostOffset = this.getHostOffset(leftValueLabelTransformed.getBoundingClientRect().left + leftValueLabelTranslate - labelOffset, leftValueLabelTransformed.getBoundingClientRect().right + leftValueLabelTranslate - labelOffset); let rightValueLabelTranslate = labelTransformedOverlap / 2; const rightValueLabelTransformedHostOffset = this.getHostOffset(rightValueLabelTransformed.getBoundingClientRect().left + rightValueLabelTranslate, rightValueLabelTransformed.getBoundingClientRect().right + rightValueLabelTranslate); if (leftValueLabelTransformedHostOffset !== 0) { leftValueLabelTranslate += leftValueLabelTransformedHostOffset; rightValueLabelTranslate += leftValueLabelTransformedHostOffset; } if (rightValueLabelTransformedHostOffset !== 0) { leftValueLabelTranslate += rightValueLabelTransformedHostOffset; rightValueLabelTranslate += rightValueLabelTransformedHostOffset; } leftValueLabel.style.transform = `translateX(${leftValueLabelTranslate}px)`; leftValueLabelTransformed.style.transform = `translateX(${leftValueLabelTranslate - labelOffset}px)`; rightValueLabel.style.transform = `translateX(${rightValueLabelTranslate}px)`; rightValueLabelTransformed.style.transform = `translateX(${rightValueLabelTranslate}px)`; } else if (leftValueLabelStaticHostOffset > 0 || rightValueLabelStaticHostOffset > 0) { // labels overlap host boundary on the left side leftValueLabel.style.transform = `translateX(${leftValueLabelStaticHostOffset + labelOffset}px)`; rightValueLabel.style.transform = `translateX(${labelTransformedOverlap + rightValueLabelStaticHostOffset}px)`; rightValueLabelTransformed.style.transform = `translateX(${labelTransformedOverlap + rightValueLabelStaticHostOffset}px)`; } else if (leftValueLabelStaticHostOffset < 0 || rightValueLabelStaticHostOffset < 0) { // labels overlap host boundary on the right side let leftValueLabelTranslate = Math.abs(leftValueLabelStaticHostOffset) + labelTransformedOverlap - labelOffset; leftValueLabelTranslate = Math.sign(leftValueLabelTranslate) === -1 ? Math.abs(leftValueLabelTranslate) : -leftValueLabelTranslate; leftValueLabel.style.transform = `translateX(${leftValueLabelTranslate}px)`; leftValueLabelTransformed.style.transform = `translateX(${leftValueLabelTranslate - labelOffset}px)`; } } else { hyphenLabel.classList.remove("hyphen", "hyphen--wrap"); leftValueLabel.style.transform = `translateX(${leftValueLabelStaticHostOffset}px)`; leftValueLabelTransformed.style.transform = `translateX(${leftValueLabelStaticHostOffset}px)`; rightValueLabel.style.transform = `translateX(${rightValueLabelStaticHostOffset}px)`; rightValueLabelTransformed.style.transform = `translateX(${rightValueLabelStaticHostOffset}px)`; } } /** * Hides bounding tick labels that are obscured by either handle. */ hideObscuredBoundingTickLabels() { const valueIsRange = isRange(this.value); if (!this.hasHistogram && !valueIsRange && !this.labelHandles && !this.precise) { return; } if (!this.hasHistogram && !valueIsRange && this.labelHandles && !this.precise) { return; } if (!this.hasHistogram && !valueIsRange && !this.labelHandles && this.precise) { return; } if (!this.hasHistogram && !valueIsRange && this.labelHandles && this.precise) { return; } if (!this.hasHistogram && valueIsRange && !this.precise) { return; } if (this.hasHistogram && !this.precise && !this.labelHandles) { return; } const minHandle = this.el.shadowRoot.querySelector(".thumb--minValue"); const maxHandle = this.el.shadowRoot.querySelector(".thumb--value"); const minTickLabel = this.el.shadowRoot.querySelector(".tick__label--min"); const maxTickLabel = this.el.shadowRoot.querySelector(".tick__label--max"); if (!minHandle && maxHandle && minTickLabel && maxTickLabel) { minTickLabel.style.opacity = this.isMinTickLabelObscured(minTickLabel, maxHandle) ? "0" : "1"; maxTickLabel.style.opacity = this.isMaxTickLabelObscured(maxTickLabel, maxHandle) ? "0" : "1"; } if (minHandle && maxHandle && minTickLabel && maxTickLabel) { minTickLabel.style.opacity = this.isMinTickLabelObscured(minTickLabel, minHandle) || this.isMinTickLabelObscured(minTickLabel, maxHandle) ? "0" : "1"; maxTickLabel.style.opacity = this.isMaxTickLabelObscured(maxTickLabel, minHandle) || (this.isMaxTickLabelObscured(maxTickLabel, maxHandle) && this.hasHistogram) ? "0" : "1"; } } /** * Returns an integer representing the number of pixels to offset on the left or right side based on desired position behavior. * @internal */ getHostOffset(leftBounds, rightBounds) { const hostBounds = this.el.getBoundingClientRect(); const buffer = 7; if (leftBounds + buffer < hostBounds.left) { return hostBounds.left - leftBounds - buffer; } if (rightBounds - buffer > hostBounds.right) { return -(rightBounds - hostBounds.right) + buffer; } return 0; } /** * Returns an integer representing the number of pixels that the two given span elements are overlapping, taking into account * a space in between the two spans equal to the font-size set on them to account for the space needed to render a hyphen. * @param leftLabel * @param rightLabel */ getRangeLabelOverlap(leftLabel, rightLabel) { const leftLabelBounds = leftLabel.getBoundingClientRect(); const rightLabelBounds = rightLabel.getBoundingClientRect(); const leftLabelFontSize = this.getFontSizeForElement(leftLabel); const rangeLabelOverlap = leftLabelBounds.right + leftLabelFontSize - rightLabelBounds.left; return Math.max(rangeLabelOverlap, 0); } /** * Returns a boolean value representing if the minLabel span element is obscured (being overlapped) by the given handle div element. * @param minLabel * @param handle */ isMinTickLabelObscured(minLabel, handle) { const minLabelBounds = minLabel.getBoundingClientRect(); const handleBounds = handle.getBoundingClientRect(); return dom.intersects(minLabelBounds, handleBounds); } /** * Returns a boolean value representing if the maxLabel span element is obscured (being overlapped) by the given handle div element. * @param maxLabel * @param handle */ isMaxTickLabelObscured(maxLabel, handle) { const maxLabelBounds = maxLabel.getBoundingClientRect(); const handleBounds = handle.getBoundingClientRect(); return dom.intersects(maxLabelBounds, handleBounds); } get el() { return index.getElement(this); } static get watchers() { return { "histogram": ["histogramWatcher"], "value": ["valueHandler"], "minValue": ["minMaxValueHandler"], "maxValue": ["minMaxValueHandler"] }; } }; Slider.style = sliderCss; exports.calcite_graph = Graph; exports.calcite_slider = Slider;